Sierra Club Radio 2-10-2007

This week on Sierra Club Radio: 1) Davis Guggenheim, Oscar-nominated director of "An Inconvenient Truth" 2) Green Valentine's Day Tips from Jennifer Hattam 3) Carl Pope, Sierra Club's Executive Director, on the latest global warming report 4) Ask Mr. Green: Should I give up meat? And which salmon are safe to eat? 5) Dan Shifrin from Zipcar, on the new car-sharing trend that is sweeping the nation.

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